package day04;

import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.io.IOException;

@WebServlet("/count")
public class CountServlet extends HttpServlet {

    @Override
    protected void service(HttpServletRequest request, HttpServletResponse response) throws IOException {
        System.out.println("CountServlet.service()");


        HttpSession session=request.getSession();

        Integer count= (Integer) session.getAttribute("count");

        if(count==null){
            count=1;
        }else{
            count++;
        }

        session.setAttribute("count",count);

        // response.sendRedirect(request.getContextPath()+"/count.jsp");
        // request.getRequestDispatcher("/count.jsp").forward(request,response);

        response.sendRedirect(response.encodeRedirectURL(request.getContextPath()+"/count.jsp"));


    }
}
